5.11 Mock Neck L/S Top
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Comfort and function are squarely in focus in our high-performance Mock Neck Long Sleeve Top. It starts with the next-level stretch material—made from long-lasting 87-percent polyester and 13-percent elastane—to provide durability, unencumbered movement, and moisture-wicking performance. Add the anti-odor finish and it's a smart choice for casual wear or sweat-raising tasks. Built for layering and wearing alone, the Mock Neck Long Sleeve Top is ready for any mission.
- Pull over mock-neck long sleeve
- Flat lock Seams for comfort
- 87% polyester/ 13% elastane jersey, 5.3-oz., wicking and anti-odor finish
Size Guide
Open the size guide to check sizing and get the best fit possible.
5.11 Tactical Clothing
Arm length refers to your actual arm length, not the garment's sleeve length.
| Size | XS | Small | Medium | Large | XL | 2XL | 3XL |
|---|---|---|---|---|---|---|---|
| Chest | 76.2-81.330-32 | 86.4-91.434-36 | 96.5-101.638-40 | 106.7-111.842-44 | 116.8-121.946-48 | 127-13250-52 | 137.1-142.254-56 |
| Neck | 33-34.313-13.5 | 35.6-36.814-14.5 | 38.1-39.315-15.5 | 40.6-41.916-16.5 | 43.1-44.417-17.5 | 45.7-4718-18.5 | 48.3-49.519-19.5 |
| Arm Length | 81.9-83.232.25-32.5 | 83.8-8533-33.5 | 85.7-8733.75-34.25 | 87.6-88.935.25-35.75 | 89.5-90.836-36.5 | 91.4-92.736.75-37.25 | 93.3-94.6 |
XS
Small
Medium
Large
XL
2XL
3XL
Trousers Fit Guide

The loosest cut through the seat and thigh, with a straight line down to the leg opening for maximum room to move.

A balanced fit with space to move without feeling baggy — straight through the knee to the leg opening.

A clean, straight line from thigh to ankle with a slight taper at the leg opening for a tidier finish.

Cut close through the thigh and knee, tapering to a slim leg opening for the trimmest silhouette.
Sizing Instructions












